India, Sept. 30 -- Chicago witnessed a dramatic and unusual scene on Sunday when a cyclist made a daring escape from US Border Patrol agents in the heart of downtown. The chase, captured on video by a bystander, quickly went viral on social media.

In the clip, the cyclist can be heard repeatedly shouting, "I'm not a US citizen" and "come on" toward the agents. At one point, his phone slips from his pocket, prompting one agent to remark, "You dropped your phone." As the man paused to retrieve it, agents rushed forward, but the cyclist managed to hop back on his bike and speed away, leaving officers trailing behind.

Authorities have not confirmed whether the man was eventually detained or if charges were filed.

The footage, however, has ...